Asked by sabrina
The radius of a aluminum atom is 143 pm. How many aluminum atoms would have to be laid side by side to span a distance of 4.90 mm?
Answers
Answered by
DrBob222
I would convert 4.90 mm to pm. I'll call that Y, then the diameter of an Al atom is 286 so
286 pm diameter x ? Al atoms = Y
Solve for ? Al atoms.
286 pm diameter x ? Al atoms = Y
Solve for ? Al atoms.
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